InfoWorld: What about Java versus .Net? Does that factor into agile and XP at all, or does it really not matter?

Beck: The more the technology platform lets you make changes at a low cost for a longer time, the better suited it is for agile development.

InfoWorld: So how does that fit in with say Java versus .Net, or does it not really matter?

Beck: I don't think either platform was built with sustainable ease of change as a primary design criteria. That's the sense that I have.